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Area Forecast Discussion
Issued by NWS
Issued by NWS
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168 FXUS62 KTAE 171035 AFDTAE Area Forecast Discussion National Weather Service Tallahassee FL 635 AM EDT Wed Jul 17 2024 ...New AVIATION... .NEAR TERM... (Today and tonight) Issued at 228 AM EDT Wed Jul 17 2024 Troughiness to the north and west will allow for shortwaves to ride over the ridge currently over the FL Peninsula and the western Atlantic. This will lead to forcing for ascent, and when coupled with the high moisture content (PWATs around 2 inches) given the established southerly flow, we`ll have elevated chances for precip today. Showers and storms will begin late this morning across our eastern Gulf waters and move inland across the FL Big Bend and southern GA into the early afternoon. Meanwhile, across the FL Panhandle and SE activity is expected to begin in the early afternoon and continue into the early evening. Forcing will be provided through the sea breeze and by mid-level perturbations. We`ll have to see if the activity from later this morning provides enough cloud cover to inhibit widespread convection later this afternoon. Nonetheless, activity is expected to be diurnally forced, thus winding down around sunset. Expect daytime highs generally in the mid 90s with overnight lows generally in the mid to upper 70s. && .SHORT TERM... (Thursday through Friday night) Issued at 228 AM EDT Wed Jul 17 2024 Upper troughing will remain across the northeastern US stretching southwestward towards the upper Texas coast, splitting between an upper high over the southwest US and the subtropical ridge in the western Atlantic. A weak cold front will come up short and stall just north of the forecast area Thursday and Friday and will serve as a focus for elevated shower and storm chances through our northern and western counties. PWATs will continue in the 1.9-2.25 inch range leading to good coverage of convection each afternoon. Highs Thursday afternoon will be in the mid 90s but with increased cloud and rain coverage Friday, highs may be tempered somewhat into the low 90s through the panhandle and southeast Alabama areas. && .LONG TERM... (Saturday through Tuesday) Issued at 228 AM EDT Wed Jul 17 2024 Conditions from the short term continue into the long term period, with an upper low developing in the central Plains this weekend into early next week. Cold front moves back north Sunday and Monday as the Bermuda ridge noses back into the area. Rain chances may decrease some Monday before increasing again Tuesday as a tropical wave moves across the Florida peninsula into the western Gulf bringing another influx of tropical moisture. All in all, elevated rain chances continue through the long term with good coverage of showers and storms each day with the exception of lower chances Monday and Monday afternoon. With the increased rain chances and subsequent cloud coverage, highs will run in the low to mid 90s each day and lows in the 70s. && .AVIATION... (12Z TAFS) Issued at 634 AM EDT Wed Jul 17 2024 VFR conditions are expected throughout the TAF period. Showers and thunderstorms, beginning late this morning and continuing into the afternoon, could lead to brief periods of MVFR to IFR conditions if they occur directly over a terminal. Otherwise, expect activity to begin winding down around sunset with VFR conditions prevailing into the overnight period. && .MARINE... Issued at 228 AM EDT Wed Jul 17 2024 Favorable marine conditions continue the rest of the week. Light to moderate south or southwesterly winds are expected through Saturday before turning more southeasterly early next week. Seas will generally run less than 2 feet. The exception will be showers and thunderstorms developing during the early morning hours each day. Any storms could create suddenly higher winds, frequent lightning, waterspouts, and increased seas. && .FIRE WEATHER... Issued at 228 AM EDT Wed Jul 17 2024 Late morning and afternoon showers and thunderstorms are once again on tap for today and tomorrow. Other than erratic directional wind changes around thunderstorms, there are currently no fire weather concerns. Fair to good dispersions are expected. && .HYDROLOGY... Issued at 228 AM EDT Wed Jul 17 2024 An unsettled weather pattern will set up through early next week with troughing overhead and deep tropical moisture in place. Through the next seven days, WPC rainfall amounts have come up somewhat to 2-3 inches with locally higher amounts. WPC has introduced a marginal risk for excessive rainfall in our southeast Alabama counties for this weekend in closer proximity to a stalled cold front in central Alabama. This may lead to localized nuisance flooding in poor drainage areas where storms are slow moving or train over an area for an extended period of time. && .SPOTTER INFORMATION STATEMENT... Spotter activation is not requested. However, spotters are always encouraged to safely report significant weather conditions when they occur by calling the office or tweeting us @NWSTallahassee. && .PRELIMINARY POINT TEMPS/POPS... Tallahassee 94 75 93 74 / 70 20 80 30 Panama City 91 80 90 78 / 60 40 80 60 Dothan 95 75 93 73 / 60 30 80 60 Albany 95 75 94 74 / 40 30 80 50 Valdosta 95 75 95 74 / 50 20 70 40 Cross City 92 75 93 75 / 80 20 80 20 Apalachicola 90 79 89 80 / 80 40 80 50 && .TAE WATCHES/WARNINGS/ADVISORIES... FL...None. GA...None. AL...None. GM...None. && $$ NEAR TERM...Oliver SHORT TERM...Scholl LONG TERM....Scholl AVIATION...Oliver MARINE...Scholl FIRE WEATHER...Oliver HYDROLOGY...Scholl